53 unix administrator jobs at 37 companies in Bonsall, CA
14h
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Sr. Systems Administrator
San Diego or Gig Harbor
OnsiteFull Time
5+ YOEBachelor's degree or equivalent specialized experience, Security+ or ability to obtain within three months, final Top Secret clearance, U.S. citizenship, and 5 years of systems administration experience.
VMware, VMware vSphere, Windows Server, Linux, eMASS, Microsoft OneNote, Microsoft SharePoint, vCenter, ESXi, NSX, VSAN
5d
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Systems Administrator SME
Corona or Norco
$115k-$135k/yr OnsiteFull Time
5+ YOERequires Secret clearance, IAT Level II certification, and extensive systems administration experience; qualifying paths include high school/GED plus 12+ years, bachelor's plus 8+ years, or master's plus 5+ years.
Windows, Linux, Unix, Microsoft Office Suite, firewalls, anti-virus, intrusion detection
2mo
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Senior Systems Administrator
Costa Mesa, California, United States
$146k-$194k/yr OnsiteFull Time
8+ YOE8+ years designing and implementing classified IT systems; experience with air-gapped systems, physical hardware, virtualization (VMware/Podman), Windows and Linux administration, DISA STIG hardening, NIST 800-53/RMF familiarity, automation, DoD 8570/8140 baseline certification, and active U.S. Top Secret clearance.
Lattice OS, Microsoft Windows, Microsoft Windows Server, Linux, VMware, Podman, Ansible, DISA STIGs, NIST 800-53, Risk Management Framework (RMF)
1w
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Principal Systems Administrator (Rancho Bernardo)
San Diego or Sigonella
$104k-$155k/yr FieldFull Time
6+ YOERequires active U.S. Top Secret clearance, Security+ CE, Windows Server and domain administration, systems administration experience, after-hours availability, and ability to travel and lift up to 40 pounds.
Windows, VMware, Linux, Red Hat, CompTIA Security+, Windows Server, NISPOM, DCID 6/3-ICD 503, RMF, STIG, JAFAN, JSIG, Cisco, Windows AD, LDAP, SAN, VLAN, scripting
1w
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Cloud Systems Administrator
San Diego, California, United States
$125k-$145k/yr HybridFull Time
Requires Security+ and Secret clearance, systems administration, Windows, networking, AWS Cloud, Linux, virtualization, Active Directory, scripting, ACAS scans, STIGs, and test plan development experience.
AWS Cloud, Windows, bash, PowerShell, VMware, Active Directory, EC2, Lambda, S3, Directory Service, WorkSpaces, Linux, ACAS, STIGs, ActivClient, 90meter, Axway, Ansible, CyberArk, Infrastructure-as-code (IAC), Privileged Access Management (PAM), PKI, Risk Management Framework (RMF)
1mo
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District Network Systems Administrator
Mission Viejo, California, United States
$9k-$13k/mo OnsiteFull Time
4+ YOEAdminister and maintain district LAN/WAN, design network solutions, troubleshoot network issues, prepare technical specifications, and collaborate with campus network administrators.
Windows, Linux, network management software, web server software, anti-virus servers
1mo
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Senior IT Systems Administrator
San Diego, California, United States
$115k-$155k/yr OnsiteFull Time
6+ YOE6+ years IT systems administration experience; Google Workspace or Microsoft 365 admin; MDM for Windows and macOS; Linux knowledge; strong networking (DNS, DHCP, VLANs, VPNs, Wi‑Fi), identity/SSO/MFA, endpoint security, and support/process experience.
Google Workspace, Microsoft 365, Windows, macOS, Linux, MDM, Okta, JumpCloud, Kandji, Jamf, Microsoft Intune, Python, PowerShell, Bash, DNS, DHCP, VLANs, VPNs, Wi‑Fi, firewalls, SSO, MFA
2mo
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Senior SAP Basis Administrator
Irvine, California, United States
$115k-$172k/yr OnsiteFull Time
3+ YOE3+ years SAP Basis experience (3-5 preferred), 1 year SAP Security, bachelor’s degree preferred, US citizenship required, hands-on S/4HANA and HANA administration, cloud (AWS/Azure) and Linux/Windows experience, strong incident & DR skills.
SAP Basis, S/4HANA, RISE with SAP, SAP HANA 2.0, HANA System Replication (HSR), SAP GUI, TMS, SAP BTP, Cloud Connector, SuccessFactors, Ariba, SAP ECC 6.0, SAP 4.0B/AS 400, BW on HANA, PI/PO, Fiori, CRM, EWM, LVM, Solution Manager, BOBJ BI, BODS, GRC, Content Server, Java, Oracle, MS SQL, SQL, SUSE, RHEL, Linux, Windows Server Cluster, Hyper-Visor, AWS, Azure, VPN, VPC, VNET
3w
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Systems Administrator II - La Jolla, CA
La Jolla, California, United States
$91k-$146k/yr OnsiteFull Time
4+ YOE4+ years systems administration (3+ with Linux) or HS+6 years, experience with Linux, VMware, Apache, MySQL, scripting (Perl, PHP, shell), CompTIA Security+ or equivalent, ability to obtain security clearance.
Linux, VMware, Apache, MySQL, Perl, PHP, GNU utilities
1mo
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Systems Administrator (GEODSS) - Diego Garcia 1
Diego Garcia or San Diego or Chicago or Fairbanks or Vandenberg AFB or Nellis AFB
OnsiteFull Time
4+ YOEActive security clearance and U.S. citizenship; minimum 4 years systems administration experience; Linux and Windows experience; DISA STIG compliance, backups, auditing, incident response; CompTIA Security+/CCNA/RedHat desired.
GEODSS, Linux, Windows, RedHat, DISA Security Technical and Implementation Guide (STIG), CompTIA Security +, CCNA
1mo
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System Administrator (Classified Systems) – Active Secret Clearance Required
Carlsbad, California, United States
$121k-$191k/yr OnsiteFull Time
6+ YOE6+ years administering Windows and Linux systems in classified environments; DoD RMF experience, SIPRNet administration, virtualization, networking, and DoD 8140.01 certification; active Secret clearance required.
Windows Server, Win 10, Win 11, Linux, Active Directory, TCP/IP, DNS, DHCP, VMware, Hyper-V, OpenShift, ACAS, SCAP, HBSS, Certificate Management, Radius, 802.1x, SIPRNet, Juniper, Palo Alto, Cisco, NetApp, Veeam, Splunk, Nessus, Microsoft Exchange Server
1mo
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Network Security Administrator
Tustin, California, United States
$150k-$180k/yr OnsiteFull Time
5+ YOE5–8 years in network/systems/cybersecurity; hands-on Palo Alto (NGFW, Prisma Access, Cortex XDR); Microsoft Windows Server, Linux, Microsoft Azure, Microsoft Entra ID; CMMC Level 2/NIST SP 800-171 knowledge; active or obtainable Secret clearance.
Palo Alto Networks, NGFW, Prisma Access, Cortex XDR, Microsoft Windows Server 2016\u00092022, Linux, Microsoft Azure, Microsoft Entra ID, Microsoft Active Directory, PowerShell, Bash
3d
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System Administrator Expeditionary Systems (OpAI)
San Diego, California, United States
OnsiteFull Time
2+ YOEBachelor's degree with 2+ years or master's degree with 0 years; U.S. citizenship; active Secret clearance; Linux, tactical systems, data pipelines, edge servers, GPUs, and containerization experience.
Linux, Jetson Nano, DGX Spark, Docker, Kubernetes, Tactical Assault Kit (TAK), Maven Smart Systems (MSS), AirByte, Apache Airflow, dbt, Apache Iceberg, Snowflake, Geographic Information Systems (GIS), ArcGIS, PostGIS, Elasticsearch, Redis, S3, PostgreSQL
2mo
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IT Systems Administrator, Mid
San Diego, California, United States
$62k-$141k/yr OnsiteFull Time
3+ YOE3+ years administering Windows Server, Active Directory, VMware; experience with storage (iSCSI/SAN/NAS), networking, AWS; Top Secret clearance required; Bachelor’s in IT/CS; ability to obtain DoD 8570 IAT2 within 30 days.
VMware, VMware Horizon, VMware vSphere, Windows Server, Windows 10, Exchange, Active Directory, Network Attached Storage, iSCSI, SAN, NAS, Amazon Web Services, Cisco Switches, F5, Big IP, TACLANE, Linux, Red Hat, Apache, HTML, Tenable Nessus, ACAS
2mo
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IT Systems Administrator, Mid
San Diego, California, United States
$62k-$141k/yr OnsiteFull Time
3+ YOE3+ years managing Microsoft Windows Server and Active Directory in enterprise environments; Top Secret clearance required; ability to obtain DoD 8570 IAT2 within 30 days; Bachelor’s in IT/Computer Science; experience with VMware, storage, and networking.
VMware, VMware vSphere, VMware Horizon, Microsoft Windows Server, Microsoft Windows 10, Microsoft Exchange, Microsoft Active Directory, Network Attached Storage, SAN, NAS, iSCSI, Amazon Web Services, Cisco, TACLANE, F5, Linux, Apache, HTML, Tenable Nessus, ACAS
1mo
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IT Systems Administrator / AWS Infrastructure Specialist
Rancho Santa Margarita, California, United States
$45-$65/hr HybridFull Time
Experience administering AWS, Linux (Ubuntu), Windows, Kubernetes and Docker; familiarity with EC2, ALB, EKS and Alibaba Cloud; participation in SOC2/ISO 27001/FedRAMP compliance; OSCAL/documentation automation; on-call support availability.
AWS, EC2, ALB, EKS, Alibaba Cloud, Kubernetes, Docker, Ubuntu, Linux, Windows, OSCAL (Open Security Controls Assessment Language), hypervisors
1w
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System Administrator Expeditionary Systems (OpAI) - Secret Clearance Required
San Diego, California, United States
$140k-$160k/yr OnsiteFull Time
3+ YOERequires 3+ years in a relevant technical role, Linux command line, tactical systems troubleshooting, data pipelines, and collaborative problem-solving. Bachelor's degree or equivalent, U.S. citizenship, and active DoD Secret clearance required.
Linux, Jetson Nano, DGX Spark, Docker, Kubernetes, Tactical Assault Kit (TAK), Maven Smart Systems (MSS), AirByte, Apache Airflow, dbt, Apache Iceberg, Snowflake, Geographic Information Systems (GIS), ArcGIS, PostGIS, Elasticsearch, Redis, S3, PostgreSQL
3mo
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Senior Systems Administrator, Network (San Diego, CA, US)
San Diego, California, United States
$126k-$163k/yr OnsiteFull Time
6+ YOE6-8 years in network infrastructure; experience with routers, switches, firewalls; TCP/IP, OSPF, BGP, EIGRP; cloud experience (AWS/Oracle) a plus; Cisco/Aruba/Palo Alto networks; strong communication and leadership.
Cisco IOS, NX-OS, ARUBAOS, PANOS, Radius authentication, 802.1x, ClearPass, GlobalProtect, VPN, VMware, NetApp, Linux, Windows Server, SQL Server, CentOS, RHEL, TCP/IP, OSPF, BGP, EIGRP
1mo
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DevSecOps Lead (Onsite)
San Diego, California, United States
$133k-$226k/yr OnsiteFull Time
Requires active Secret clearance and U.S. person; experience leading DevSecOps activities including on-premises/cloud infrastructure, CI/CD, containerization, automation (Ansible/Puppet/Chef), scripting (Python/Bash/PowerShell), GitLab, and Linux/Unix administration.
Ansible, Puppet, Chef, Kubernetes, Docker, Rancher, Docker Swarm, Python, Bash, PowerShell, GitLab, Nagios, Prometheus, ELK stack, Linux/Unix, AWS GC
2mo
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Computer Systems Analyst I
Coronado or Ashburn or Sierra Vista or United States
$80k-$89k/yr OnsiteFull Time
2+ YOEDoD Secret clearance and U.S. citizenship required. 2 years experience in installation/maintenance of computer systems and network servers; proficiency with Microsoft Office/Exchange, TCP/IP and administration of Microsoft, Linux, or UNIX systems; CompTIA Security+ within 6 months.
Microsoft Office, Microsoft Exchange, Linux, UNIX, TCP/IP, MIS databases
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